<template>
  <div class="login-container">
    <el-form ref="loginForm"
      :model="loginForm"
      class="login-form"
      autocomplete="on"
      label-position="left">
      <el-form-item prop="loginName">
        <span class="svg-container">
          <i class="iconfont iconuser" />
        </span>
        <el-input ref="loginName"
          v-model="loginForm.loginName"
          placeholder="Username"
          name="loginName"
          type="text"
          tabindex="1"
          autocomplete="on" />
      </el-form-item>

      <el-tooltip v-model="capsTooltip"
        content="Caps lock is On"
        placement="right"
        manual>
        <el-form-item prop="password">
          <span class="svg-container">
            <i class="iconfont iconsuo" />
          </span>
          <el-input ref="password"
            :key="passwordType"
            v-model="loginForm.password"
            :type="passwordType"
            placeholder="Password"
            name="password"
            tabindex="2"
            autocomplete="on"
            @keyup.native="checkCapslock"
            @blur="capsTooltip = false"
            @keyup.enter.native="handleLogin" />
          <span class="show-pwd" @click="showPwd">
            <i v-if="passwordType=='password'" class="iconeye iconfont"/>
            <i v-if="passwordType==''" class="iconEye iconfont"/>
          </span>
        </el-form-item>
      </el-tooltip>
      <el-button :loading="loading"
        type="primary"
        style="width:100%;margin-bottom:30px;"
        @click.native.prevent="handleLogin">Login</el-button>
    </el-form>
  </div>
</template>

<script type="text/javascript">
import md5 from 'md5';
import utils from '@/utils/utils';
export default {
  name: 'Login',
  data() {
    return {
      loginForm: {
        loginName: '',
        password: '',
        appNo: 'carer',
      },
      passwordType: 'password',
      capsTooltip: false,
      loading: false,
    };
  },
  components: {},
  mounted() {
    if (this.loginForm.loginName === '') {
      this.$refs.loginName.focus();
    } else if (this.loginForm.password === '') {
      this.$refs.password.focus();
    }
  },
  methods: {
    checkCapslock(e) {
      const { key } = e;
      this.capsTooltip = key && key.length === 1 && key >= 'A' && key <= 'Z';
    },
    showPwd() {
      if (this.passwordType === 'password') {
        this.passwordType = '';
      } else {
        this.passwordType = 'password';
      }
      this.$nextTick(() => {
        this.$refs.password.focus();
      });
    },
    handleLogin() {
      let password = this.loginForm.password;
      let ticket = utils.dateFormat(new Date(), 'yyyyMMddhhmmss');
      password = md5(password) + ticket;
      password = md5(password) + ticket;
      const param = {
        loginName: this.loginForm.loginName,
        password,
        appNo: 'console',
      };
      this.$store.dispatch('user/login', param).then(() => {
        this.$router.push('table-demo');
        this.$message({
          type: 'success',
          message: '登录成功',
        });
      });
    },
  },
};
</script>
<style lang="less">
/* 修复input 背景不协调 和光标变色 */
/* Detail see https://github.com/PanJiaChen/vue-element-admin/pull/927 */

@bg: #283443;
@light_gray: #fff;
@cursor: #fff;

@supports (-webkit-mask: none) and (not (cater-color: @cursor)) {
  .login-container .el-input input {
    color: @cursor;
  }
}

/* reset element-ui css */
.login-container {
  .el-input {
    display: inline-block;
    height: 47px;
    width: 85%;

    input {
      background: transparent;
      border: 0px;
      -webkit-appearance: none;
      border-radius: 0px;
      padding: 12px 5px 12px 15px;
      color: @light_gray;
      height: 47px;
      caret-color: @cursor;

      &:-webkit-autofill {
        box-shadow: 0 0 0px 1000px @bg inset !important;
        -webkit-text-fill-color: @cursor !important;
      }
    }
  }

  .el-form-item {
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(0, 0, 0, 0.1);
    border-radius: 5px;
    color: #454545;
  }
}
</style>
<style lang="less" scoped>
@bg: #2d3a4b;
@dark_gray: #889aa4;
@light_gray: #eee;
.login-container {
  min-height: 100%;
  width: 100%;
  background-color: @bg;
  overflow: hidden;

  .login-form {
    position: relative;
    width: 520px;
    max-width: 100%;
    padding: 160px 35px 0;
    margin: 0 auto;
    overflow: hidden;
  }
  .svg-container {
    padding: 6px 5px 6px 15px;
    color: @dark_gray;
    vertical-align: middle;
    width: 30px;
    display: inline-block;
  }
}
</style>
